Trademark Attorney / Law Firm
Kristen M. Duffeler – Trademark Portfolio
Kristen M. Duffeler has 7 trademark filings recorded with the United States Patent and Trademark Office (USPTO). Of these, 2 trademarks are successfully registered — a 67% registration rate, with an additional 4 applications currently pending. The strongest areas of practice include Class 41 (Education & Entertainment) and Class 42 (Computer & Scientific). Filing activity has been recorded from 1982 through 2026, spanning 4 years.
Showing of trademarks Trademarks
Practice Areas by Trademark Class
Kristen M. Duffeler's trademark practice covers 9 Nice Classification classes, representing the range of industries and goods/services handled in their USPTO filings.
Education; providing of training; entertainment; sporting and cultural activities
Scientific and technological services; industrial analysis and research services
Scientific, nautical, surveying, photographic, cinematographic, optical apparatus and instruments
Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying
Beers; mineral and aerated waters and other non-alcoholic beverages; fruit beverages
Advertising; business management; business administration; office functions
Medical services; veterinary services; hygienic and beauty care for human beings or animals
Frequently Asked Questions
How many trademark applications has Kristen M. Duffeler filed?
Kristen M. Duffeler has filed 7 trademark applications with the United States Patent and Trademark Office (USPTO). Of these, 2 registered, 4 pending, 1 abandoned.
What trademark classes does Kristen M. Duffeler specialize in?
Kristen M. Duffeler has filed trademarks across 9 Nice Classification classes. The most common practice areas include Class 41 (Education & Entertainment), Class 42 (Computer & Scientific), Class 9 (Computers & Electronics), Class 11 (Environmental Control), Class 24 (Fabrics). Class 41 covers education; providing of training; entertainment; sporting and cultural activities.
How long has Kristen M. Duffeler been filing trademarks?
Kristen M. Duffeler's trademark filing history with the USPTO spans from 1982 to 2026, covering 44 years of trademark practice. During this period, Kristen M. Duffeler has handled 7 trademark applications.
What is Kristen M. Duffeler's trademark registration success rate?
Kristen M. Duffeler has a 67% trademark registration rate, with 2 out of 3 resolved applications resulting in successful registration. Currently, 4 applications are pending review.